Patents by Inventor Seok Ho JEONG

Seok Ho JEONG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200219954
    Abstract: An organic fight-emitting display device comprises a first thin-film transistor disposed on a substrate; and a second thin-film transistor disposed on the substrate and spaced apart from the first thin-film transistor. The first thin-film transistor comprises a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and that overlaps the first semiconductor layer, and a first insulating layer disposed between the first semiconductor layer and the first conductive layer. The second thin-film transistor comprises a second semiconductor layer, and a second conductive layer disposed on the second semiconductor layer and that overlaps the second semiconductor layer.
    Type: Application
    Filed: March 18, 2020
    Publication date: July 9, 2020
    Inventors: Woo Ho JEONG, Se Myung KWON, Yoon Ho KIM, Seok Je SEONG, Joon Hoo CHOI
  • Publication number: 20200190282
    Abstract: A plasticizer composition and a resin composition including the same. The plasticizer composition includes a terephthalate-based material including a mixture of dibutyl terephthalate, butyl(2-ethylhexyl) terephthalate and di(2-ethylhexyl) terephthalate; and a triethylene glycol diester-based material including a mixture of triethylene glycol bis(2-ethylhexanoate), (2-ethylhexanoyloxy) triethylene glycol benzoate and triethylene glycol dibenzoate. A material prepared from the resin composition has excellent mechanical properties, such as tensile strength, elongation rate, modulus, transmittance, transparency and plasticization efficiency.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 18, 2020
    Inventors: Hyun Kyu KIM, Seok Ho JEONG, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM
  • Publication number: 20200176519
    Abstract: A display device includes a first substrate including a display area in which a plurality of pixels are arranged and a light transmitting area disposed in the display area, an interlayer insulating layer covering the display area and exposing the light transmitting area, an inner sidewall of the interlayer insulating layer defining the light transmitting area, and an inorganic film disposed directly on the first substrate in the light transmitting area and overlapping the entire light transmitting area. A size of the light transmitting area is larger than a size of a pixel of the plurality of pixels.
    Type: Application
    Filed: October 2, 2019
    Publication date: June 4, 2020
    Inventors: SEOK HOON SEO, DAE SANG YUN, CHE HO LEE, SO YEON JEONG
  • Patent number: 10622430
    Abstract: An organic light-emitting display device comprises a first thin-film transistor disposed on a substrate; and a second thin-film transistor disposed on the substrate and spaced apart from the first thin-film transistor. The first thin-film transistor comprises a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and that overlaps the first semiconductor layer, and a first insulating layer disposed between the first semiconductor layer and the first conductive layer. The second thin-film transistor comprises a second semiconductor layer, and a second conductive layer disposed on the second semiconductor layer and that overlaps the second semiconductor layer.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: April 14, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Woo Ho Jeong, Se Myung Kwon, Yoon Ho Kim, Seok Je Seong, Joon Hoo Choi
  • Patent number: 10576485
    Abstract: As an ejector of the present disclosure and a cooling apparatus having the same include a suction guide unit at least partially having a curved surface so that the ejector guides a flow of a refrigerant, a structure is improved and thus a flow loss can be reduced. Also, through the improved structure, a mixture rate between a refrigerant passing through a nozzle unit and a refrigerant passing through a suction unit is improved, so that pressure rising efficiency can be increased to reduce a compressor load, and thus energy efficiency can be increased due to an increase in efficiency of the ejector.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: March 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hee Moon Jeong, Yong Taek Hong, Seok Uk Kim, Seong Ho Kil, Bo Heum Kim, Yong Chan Kim, Jae Jun Lee, Yong Seok Jeon
  • Publication number: 20200028113
    Abstract: Disclosed is an organic light emitting diode display including an organic light emitting display panel configured to display an image, and a lower passivation film attached to a bottom of the organic light emitting diode display panel. The lower passivation film includes a support film that is in contact with the organic light emitting diode display panel, and a stress adjustment layer formed beneath the support film and configured to reduce a bending stress to be induced in the organic light emitting display panel when the organic light emitting display panel and the lower passivation film are bent.
    Type: Application
    Filed: July 23, 2018
    Publication date: January 23, 2020
    Inventors: Chul Woo JEONG, Soon Ryong PARK, Jung Ho SO, Seok Gi BAEK, Kwang Hyeok KIM, Jeong Yong EOM
  • Publication number: 20190380975
    Abstract: The present invention relates to a composition for preventing or treating stenosis, in which the composition includes brown algae extract, and more particularly to a composition for preventing or treating stenosis, in which the composition includes brown algae-derived polyphenol as an active ingredient, thereby providing excellent prevention or treatment effect on stenosis including tracheal stenosis, glottic stenosis, vascular stenosis, and the like.
    Type: Application
    Filed: November 20, 2017
    Publication date: December 19, 2019
    Applicant: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Won-Kyo Jung, Seok-Chun Ko, Min-Seon Jeong, Hyoung-Shin Lee, Sung-Won Kim, Chul-Ho Ok, JungHwan Oh
  • Publication number: 20190378886
    Abstract: An organic light-emitting display device comprises a first thin-film transistor disposed on a substrate; and a second thin-film transistor disposed on the substrate and spaced apart from the first thin-film transistor. The first thin-film transistor comprises a first semiconductor layer, a first conductive layer disposed on the first semiconductor layer and that overlaps the first semiconductor layer, and a first insulating layer disposed between the first semiconductor layer and the first conductive layer. The second thin-film transistor comprises a second semiconductor layer, and a second conductive layer disposed on the second semiconductor layer and that overlaps the second semiconductor layer.
    Type: Application
    Filed: February 7, 2019
    Publication date: December 12, 2019
    Inventors: Woo Ho Jeong, Se Myung Kwon, Yoon Ho Kim, Seok Je Seong, Joon Hoo Choi
  • Publication number: 20190248982
    Abstract: The present invention relates to a plasticizer composition in which three types of cyclohexane 1,4-diester-based compounds prepared through trans-esterification and hydrogenation are mixed, wherein alkyl substituents of the dicarboxylate are a 2-ethylhexyl group and a butyl group or an isobutyl group, which has fewer carbon atoms than the 2-ethylhexyl group, so that the plasticizer composition may exhibit excellent properties in terms of stress resistance, migration resistance, plasticization efficiency, and the like while maintaining an excellent level of tensile strength and elongation rate, when used for a resin composition.
    Type: Application
    Filed: December 26, 2017
    Publication date: August 15, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Seok Ho JEONG, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM
  • Publication number: 20190241715
    Abstract: The present invention relates to a plasticizer composition, which includes a terephthalate-based material in which alkyl groups bonded to a diester group have a weight average carbon number of greater than 7 and less than 9; and a monobenzoate-based material including one or more compounds represented by Chemical Formula 1, wherein a weight ratio of the terephthalate-based material and the monobenzoate-based material is 99:1 to 1:99. Such a plasticizer composition is environmentally friendly, and can also improve properties such as tensile strength, elongation rate, hardness, and the like and migration resistance to stress so as to be suitable for use.
    Type: Application
    Filed: December 11, 2017
    Publication date: August 8, 2019
    Inventors: Hyun Kyu KIM, Yun Ki CHO, Seok Ho JEONG, Mi Yeon LEE, Jeong Ju MOON
  • Patent number: 10351735
    Abstract: A conductive adhesive includes an adhesive of 80 to 90 wt % and a conductive fiber of 10 to 20 wt %. The conductive adhesive according to the present disclosure has excellent conductivity by mixing the conductive fiber with the one-component adhesive or the two-component adhesive to make electric conduction smoother, and to improve adhesion properties and durability regarding temperature changes.
    Type: Grant
    Filed: November 30, 2015
    Date of Patent: July 16, 2019
    Assignee: HYUNDAI MOTOR COMPANY
    Inventors: Young Ho Choi, Kie Youn Jeong, Seok Hwan Kim
  • Publication number: 20190169884
    Abstract: A door latch apparatus may include an inside handle lever to which operation force of an inside handle is transmitted via an inner knob cable, a lock lever for converting a door into a locked state or an unlocked state by means of operation of a safety knob, and a one-motion lever capable of rotating together with the inside handle lever when the inside handle lever is rotated.
    Type: Application
    Filed: November 12, 2018
    Publication date: June 6, 2019
    Inventors: Min-Hyung Byun, Seok-Hyun Hong, Ki-Hwan Jeong, Soon-Ho Her, Min-Wook Choi
  • Patent number: 10259929
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods for preparing the plasticizer composition and the resin composition, and provides a plasticizer composition capable of improving physical properties such as plasticizing efficiency, tensile and elongation retention, volatile loss and migration resistance, which are required for a plasticizer composition included in a vinyl chloride-based resin composition, to an equal or a higher level compared to existing plasticizer compositions, and a resin composition including the same.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: April 16, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Patent number: 10208185
    Abstract: The present invention provides an ester compound of the following Formula 1, a plasticizer composition including the same and a resin composition including the plasticizer composition. In the above formula, R1 and R2 are different from each other and are independently at least one selected from the group consisting of C3-C10 alkyl of a non-branch type or including at least one branched chain, a substituted or unsubstituted alkyl aryl and a substituted or unsubstituted aryl. When the novel ester compound according to an embodiment of the present invention is used in a resin composition, eco-friendly property and good physical properties including plasticizing efficiency, tensile strength, elongation rate, migration loss, volatility resistance, etc. may be provided.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: February 19, 2019
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Jeong Ju Moon, Joo Ho Kim, Seok Ho Jeong
  • Publication number: 20190047938
    Abstract: The present invention relates to a plasticizer composition and a resin composition including the same, and can provide a plasticizer composition in which three types of terephthalate-based materials and three types of cyclohexane 1,4-diester-based materials are mixed, and by which environmental friendliness can be secured, mechanical properties such as tensile strength and an elongation rate, physical properties such as migration properties and volatile loss can be improved to levels equal to or higher than those of existing products, and effects of improving processability and plasticizing efficiency can be expected, and a resin composition including the same.
    Type: Application
    Filed: September 5, 2017
    Publication date: February 14, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Publication number: 20190048167
    Abstract: The present invention relates to a plasticizer composition and a resin composition including the same, and can provide a plasticizer composition in which a terephthalate-based material and a cyclohexane 1,4-diester-based material are mixed, and the sum of carbon atoms of alkyl groups bonded to the two materials is in the range of 34 to 40, and by which environmental friendliness can be secured, mechanical properties such as tensile strength and an elongation rate and physical properties such as migration properties and volatile loss can be improved to levels equal to or higher than those of existing products, and effects of improving processability and plasticizing efficiency can be expected, and a resin composition including the same.
    Type: Application
    Filed: September 5, 2017
    Publication date: February 14, 2019
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Patent number: 10150727
    Abstract: The present invention relates to a novel ester-based compound, an ester-based composition including the same, a preparation method of the ester-based composition and a resin composition including the ester-based composition as a plasticizer. The ester-based composition according to an embodiment of the present invention is a composition including a novel isophthalate-based ester compound for a plasticizer prepared by a trans-esterification reaction and a composition including the same. A resin composition using the ester-based composition is eco-friendly and has good physical properties such as tensile strength, elongation rate, migration resistance, volatile resistance, etc.
    Type: Grant
    Filed: February 5, 2015
    Date of Patent: December 11, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Hyun Kyu Kim, Mi Yeon Lee, Seok Ho Jeong, Jeong Ju Moon, Joo Ho Kim
  • Publication number: 20180319953
    Abstract: The present invention relates a plasticizer composition, a resin composition, and a method of preparing the same. A plasticizer capable of improving physical properties, such as plasticizing efficiency, migration, tensile strength, an elongation rate, stress migration and light resistance, which are required for sheet Chemical Formulations when used as a plasticizer of a resin composition, by improving inferior physical properties caused by structural limitations, and a resin composition including the same may be provided.
    Type: Application
    Filed: June 13, 2017
    Publication date: November 8, 2018
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Publication number: 20180298162
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods of preparing the same, and provides a plasticizer composition which is environmentally friendly so as to be suitable for use in applications such as a resin for a food wrapping material, exhibits excellent transparency, color and adhesiveness and can maintain or improve mechanical properties such as tensile strength, an elongation rate and hardness when used as a plasticizer of a resin composition, and a resin composition including the same.
    Type: Application
    Filed: June 13, 2017
    Publication date: October 18, 2018
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG
  • Publication number: 20180298161
    Abstract: The present invention relates to a plasticizer composition, a resin composition and methods of preparing the same, and provides a plasticizer which is environmentally friendly so as to be suitable for use, exhibits excellent transparency and adhesiveness, and can be improved in basic properties such as tensile strength, an elongation rate, hardness and the like when used as a plasticizer for a resin composition, and a resin composition including the same.
    Type: Application
    Filed: June 13, 2017
    Publication date: October 18, 2018
    Inventors: Hyun Kyu KIM, Mi Yeon LEE, Yun Ki CHO, Jeong Ju MOON, Joo Ho KIM, Seok Ho JEONG